ETYM Latin ligatura, from ligare, ligatum, to bind: cf. French ligature. Related to Ally, League, Legatura, Liable, Ligament.
Any surgical device (nylon, gut, wire) used for tying a blood vessel to stop it bleeding, or to tie round the base of a growth to constrict its blood supply.
Used by surgeons to bind a vessel (as to constrict the flow of blood).
To ligate; to tie.